Bob often _______ two hours ________ his homework.
He spoke_________ quickly for me _________ understand.
—_________ pretty skirt you’ve bought for me!—I’m glad you like it.
—________ will you tell Danny the news, Lisa?—By ________ him an e-mail.
Linda’s father hates waiting in long lines, I think he’s just not very ________.
If you meet some new words, you can ___________ in a dictionary.